His third arm isn’t just an idea, though. It’s a Yaskawa industrial robot that he was able to source for pretty cheap, but it was missing a few parts that he’s been slowly replacing.

However, that has been true mostly for humanoid robots, which are a tiny minority compared to the industrial robots that have helped manufacture our goods — such as cars — for decades.

The humanoid robot has the potential to transform certain types of household assistance and industrial work. The humanoid robot, standing at 5'8" tall and weighing about 125 pounds, is designed to ...